Weil-McLain PLUS LINE PLUS-E017-A/1206 - Domestic Priority with 3-Way Priority Valve & Priority Relay

60
Part Number PLUS-E017-A/1206
PLUS LINE Indirect-Fired Water Heaters – Series 3
1. These drawings are conceptual only. They show representative piping components and
layout. Weil-McLain does not represent that the drawings meet any particular mechanical
or building codes. The installer is responsible for inclusion of all required safety devices, or
other miscellaneous piping hardware not shown on drawings. The installer is responsible
for proper sizing/selection of all hardware shown on this diagram.
2. Follow component manufacturer’s instructions for installation of all items shown.
3. See Weil-McLain installation instructions for specific details on installing the boiler.
Notes
Figure 42
Typical wiring:
• Zoning with pumps
• Pump relays
• Domestic priority with 3-
way priority valve and priority
relay
• Also refer to Weil-McLain
Boiler Zone Wiring Guide for
further details.
• Refer to Wiring requirements on
page 47.
System piping —
Apply this wiring to systems
in:
• Figure 22, page 38
Boiler-side wiring & controls (except Gas) continuedD